81730385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{64609}}^1$

素因数の和:64648

約数の個数: 16

約数和(自身を含む): 111646080

約数和(自身を除く): 29915695

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 64609, 323045, 710699, 1486007, 3553495, 7430035, 16346077, 81730385]

約数ペア:

[(1, 81730385), (5, 16346077), (11, 7430035), (23, 3553495), (55, 1486007), (115, 710699), (253, 323045), (1265, 64609)]